package com.ls.smartcampus2.mapper;

import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;
import org.springframework.stereotype.Repository;

/**
 * @author dell
 */
@Mapper
@Repository
public interface StudentMapper {
    /**
     * 根据学号查密码
     * @param sid
     */
    String queryPwdById(@Param("sid") String sid);
}
